<template>
  <div class="popupSelect-container">
    <div class="el-select" @click.stop="openDialog">
      <div class="el-select__tags" v-if="multiple" ref="tags" :style="{
        'max-width': inputWidth - 32 + 'px',
        width: '100%',
        cursor: 'pointer',
      }">
        <span v-if="collapseTags && tagsList.length">
          <el-tag :closable="!selectDisabled" :size="collapseTagSize" type="info" @close="deleteTag($event, 0)"
            disable-transitions>
            <span class="el-select__tags-text">{{ tagsList[0].fullName }}</span>
          </el-tag>
          <el-tag v-if="tagsList.length > 1" :closable="false" type="info" disable-transitions>
            <span class="el-select__tags-text">+ {{ tagsList.length - 1 }}</span>
          </el-tag>
        </span>
        <transition-group @after-leave="resetInputHeight" v-if="!collapseTags">
          <el-tag v-for="(item, i) in tagsList" :key="item.id" :size="collapseTagSize" :closable="!selectDisabled"
            type="info" @close="deleteTag($event, i)" disable-transitions>
            <span class="el-select__tags-text">{{ item.fullName }}</span>
          </el-tag>
        </transition-group>
      </div>
      <el-input ref="reference" v-model="innerValue" type="text" :placeholder="currentPlaceholder"
        :disabled="selectDisabled" readonly :validate-event="false" :tabindex="multiple ? '-1' : null"
        @mouseenter.native="inputHovering = true" @mouseleave.native="inputHovering = false">
        <template slot="suffix">
          <i v-show="!showClose" :class="['el-select__caret', 'el-input__icon', 'el-icon-arrow-up']"></i>
          <i v-if="showClose" class="el-select__caret el-input__icon el-icon-circle-close" @click="handleClearClick"></i>
        </template>
      </el-input>
    </div>
    <el-dialog :title="title ? title : '选择用户'" :close-on-click-modal="false" :visible.sync="visible"
      class="jsbos-dialog jsbos-dialog_center transfer-dialog" lock-scroll append-to-body width="800px" @close="onClose"
      v-dialogDrag>
      <div class="transfer__body">
        <div class="transfer-pane">
          <div class="transfer-pane__tools">
            <el-input placeholder="请输入关键词查询" v-model="keyword" @keyup.enter.native="getData" clearable
              class="search-input">
              <el-button slot="append" icon="el-icon-search" @click="getData"></el-button>
            </el-input>
          </div>
          <div class="transfer-pane__body">
            <el-tabs v-model="activeName" class="transfer-pane__body-tab" :class="{ 'hasSys-tab': hasSys }">
              <el-tab-pane label="全部数据" name="all">
                <el-tree :data="treeData" :props="props" check-on-click-node @node-click="handleNodeClick"
                  class="jsbos-common-el-tree" node-key="id" v-loading="loading" lazy :load="loadNode">
                  <span class="custom-tree-node" slot-scope="{ node, data }">
                    <i :class="data.icon"></i>
                    <span class="text">{{ node.label }}</span>
                    <span class="text" style="text-indent: 60px;">{{ data.companyName }}</span>
                  </span>
                </el-tree>
              </el-tab-pane>
              <el-tab-pane label="当前组织" name="department">
                <el-tree :data="treeData2" :props="props" :expand-on-click-node="false" check-on-click-node
                  @node-click="handleNodeClick2" class="jsbos-common-el-tree" node-key="id" v-loading="loading">
                  <span class="custom-tree-node" slot-scope="{ node }">
                    <i class="icon-ym icon-ym-tree-user2"></i>
                    <span class="text">{{ node.label }}</span>
                  </span>
                </el-tree>
              </el-tab-pane>
              <el-tab-pane label="我的下属" name="subordinates">
                <el-tree :data="treeData3" :props="props" :expand-on-click-node="false" check-on-click-node
                  @node-click="handleNodeClick2" class="jsbos-common-el-tree" node-key="id" v-loading="loading">
                  <span class="custom-tree-node" slot-scope="{ node }">
                    <i class="icon-ym icon-ym-tree-user2"></i>
                    <span class="text">{{ node.label }}</span>
                  </span>
                </el-tree>
              </el-tab-pane>
              <el-tab-pane label="系统变量" name="system">
                <el-tree :data="treeData4" :props="props" :expand-on-click-node="false" check-on-click-node
                  @node-click="handleNodeClick2" class="jsbos-common-el-tree" node-key="id" v-loading="loading">
                  <span class="custom-tree-node" slot-scope="{ node }">
                    <i class="icon-ym icon-ym-tree-user2"></i>
                    <span class="text">{{ node.label }}</span>
                  </span>
                </el-tree>
              </el-tab-pane>
            </el-tabs>
          </div>
        </div>
        <div class="transfer-pane">
          <div class="transfer-pane__tools">
            <span>已选</span>
            <el-button @click="removeAll" type="text" class="removeAllBtn">清空列表</el-button>
          </div>
          <div class="transfer-pane__body shadow right-pane">
            <template>
              <div v-for="(item, index) in selectedData" :key="index" class="selected-item">
                <span>{{ item.fullName }}</span>
                <i class="el-icon-delete" @click="removeData(index)"></i>
              </div>
            </template>
          </div>
        </div>
      </div>
      <span slot="footer" class="dialog-footer">
        <el-button @click="visible = false">
          {{
            $t("common.cancelButton")
          }}
        </el-button>
        <el-button type="primary" @click="confirm">
          {{
            $t("common.confirmButton")
          }}
        </el-button>
      </span>
    </el-dialog>
  </div>
</template>

<script>
import {
  getImUserSelectorNew,
  getImUserSelector,
  getUserInfoList,
  getUserInfoListNew,
  getSubordinates,
  getOrganization
} from "@/api/permission/user";
import {
  addResizeListener,
  removeResizeListener
} from "element-ui/src/utils/resize-event";
export default {
  name: "userSelect",
  inject: {
    elForm: {
      default: ""
    },
    elFormItem: {
      default: ""
    }
  },
  props: {
    // 判断地址
    listQueryAddress: {
      type: Array
    },
    //
    judge: {
      // 判断地址方法生效开关
      type: Boolean,
      default: false
    },
    delNames: {
      // 判断名字后/ 是否取消
      // 方法生效开关delNames
      type: Boolean,
      default: false
    },
    source: {
      type: String,
      default: ""
    },
    title: {
      type: String,
      default: ""
    },
    depType: {
      type: String,
      default: ""
    },
    value: {
      type: [String, Array],
      default: ""
    },
    ifActiveName: {
      type: String,
      default: "all"
    },
    placeholder: {
      type: String,
      default: "请选择"
    },
    disabled: {
      type: Boolean,
      default: false
    },
    multiple: {
      type: Boolean,
      default: false
    },
    collapseTags: {
      type: Boolean,
      default: false
    },
    clearable: {
      type: Boolean,
      default: true
    },
    hasSys: {
      type: Boolean,
      default: false
    },
    size: String
  },
  data() {
    return {
      visible: false,
      keyword: "",
      activeName: "",
      nodeId: "",
      innerValue: "",
      loading: false,
      props: {
        children: "children",
        label: "fullName",
        isLeaf: "isLeaf"
      },
      treeData: [],
      treeData2: [],
      treeData3: [],
      treeData4: [
        {
          id: "currentUser",
          fullName: "当前用户"
        }
      ],
      selectedData: [],
      tagsList: [],
      inputHovering: false,
      inputWidth: 0,
      initialInputHeight: 0
    };
  },
  watch: {
    value(val) {
      this.setDefault();
    },
    selectDisabled() {
      this.$nextTick(() => {
        this.resetInputHeight();
      });
    },
    activeName(val) {
      this.keyword = "";
      if (!val) return;
      this.nodeId = "1";
      this.treeData = [];
      this.treeData2 = [];
      this.treeData3 = [];
      this.getData();
    }
  },
  computed: {
    showClose() {
      let hasValue = this.multiple
        ? Array.isArray(this.value) && this.value.length > 0
        : this.value !== undefined && this.value !== null && this.value !== "";
      let criteria =
        this.clearable &&
        !this.selectDisabled &&
        this.inputHovering &&
        hasValue;
      return criteria;
    },
    currentPlaceholder() {
      if (this.multiple && Array.isArray(this.value) && this.value.length) {
        return "";
      } else {
        return this.placeholder;
      }
    },
    selectDisabled() {
      return this.disabled || (this.elForm || {}).disabled;
    },
    _elFormItemSize() {
      return (this.elFormItem || {}).elFormItemSize;
    },
    selectSize() {
      return this.size || this._elFormItemSize || (this.$ELEMENT || {}).size;
    },
    collapseTagSize() {
      return ["small", "mini"].indexOf(this.selectSize) > -1 ? "mini" : "small";
    }
  },
  created() {
    this.setDefault();
  },
  mounted() {
    addResizeListener(this.$el, this.handleResize);

    const reference = this.$refs.reference;
    if (reference && reference.$el) {
      const sizeMap = {
        medium: 36,
        small: 32,
        mini: 28
      };
      const input = reference.$el.querySelector("input");
      this.initialInputHeight =
        input.getBoundingClientRect().height || sizeMap[this.selectSize];
    }
    if (this.multiple) {
      this.resetInputHeight();
    }
    this.$nextTick(() => {
      if (reference && reference.$el) {
        this.inputWidth = reference.$el.getBoundingClientRect().width;
      }
    });
    this.setDefault();
  },
  beforeDestroy() {
    if (this.$el && this.handleResize)
      removeResizeListener(this.$el, this.handleResize);
  },
  methods: {
    onClose() {
      this.activeName = "";
    },
    openDialog() {
      // 判断开关是否触发
      if (this.judge && this.listQueryAddress.length == 0) {
        return this.$message({
          showClose: true,
          message: "请选择区域后进行授权",
          type: "error"
        });
      }
      if (this.selectDisabled) return;
      this.visible = true;
      this.activeName = this.ifActiveName;
      this.keyword = "";
      this.nodeId = "1";
      this.selectedData = [];
      this.setDefault();
    },
    confirm() {
      if (this.multiple) {
        this.innerValue = "";
        this.tagsList = JSON.parse(JSON.stringify(this.selectedData));
        let selectedIds = this.selectedData.map(o => o.id);
        this.$emit("input", selectedIds);
        this.$emit("change", selectedIds, this.selectedData);
        this.$parent.$emit("el.form.input");
        this.$emit("callbackAddressAuthorize");
      } else {
        if (!this.selectedData.length) {
          this.innerValue = "";
          this.$emit("input", "");
          this.$emit("change", "", {});
          this.$parent.$emit("el.form.input");
          return;
        }
        this.innerValue = this.selectedData[0].fullName;
        let selectedIds = this.selectedData.map(o => o.id);
        this.$emit("input", selectedIds[0]);
        this.$emit("change", selectedIds[0], this.selectedData[0]);
        this.$parent.$emit("el.form.input");
      }
      this.visible = false;
    },
    setDefault() {
      if (!this.value || !this.value.length) {
        this.innerValue = "";
        this.selectedData = [];
        this.tagsList = [];
        return;
      }
      // console.log(this.value, this.multiple);
      const arr = this.multiple ? this.value : [this.value];
      const hasSysItem = arr.some(o => o === "currentUser");
      if (this.source && this.source == "contract") {
        getUserInfoListNew(arr, "contract").then(res => {
          // console.log(res.data.list);
          // 判断是否允许删除名字后缀/
          if (this.delNames) {
            res.data.list.forEach(e => {
              console.log("name", e);
              let index = e.fullName.indexOf("/");
              e.fullName = e.fullName.slice(0, index);
            });
          }
          this.selectedData = res.data.list;
          if (hasSysItem) {
            this.selectedData.push({
              id: "currentUser",
              fullName: "当前用户"
            });
          }
          if (this.multiple) {
            this.innerValue = "";
            this.tagsList = JSON.parse(JSON.stringify(this.selectedData));
          } else {
            this.innerValue = this.selectedData.length
              ? this.selectedData[0].fullName
              : "";
          }
          this.$nextTick(() => {
            if (this.multiple) {
              this.resetInputHeight();
            }
          });
        });
      } else {
        getUserInfoList(arr).then(res => {
          // console.log(res.data.list);
          // 判断是否允许删除名字后缀/
          if (this.delNames) {
            res.data.list.forEach(e => {
              console.log("name", e);
              let index = e.fullName.indexOf("/");
              e.fullName = e.fullName.slice(0, index);
            });
          }
          this.selectedData = res.data.list;
          if (hasSysItem) {
            this.selectedData.push({
              id: "currentUser",
              fullName: "当前用户"
            });
          }
          if (this.multiple) {
            this.innerValue = "";
            this.tagsList = JSON.parse(JSON.stringify(this.selectedData));
          } else {
            this.innerValue = this.selectedData.length
              ? this.selectedData[0].fullName
              : "";
          }
          this.$nextTick(() => {
            if (this.multiple) {
              this.resetInputHeight();
            }
          });
        });
      }
    },
    getData() {
      if (this.activeName === "all") {
        this.getAllList();
      } else if (this.activeName === "department") {
        this.loading = true;
        getOrganization({
          keyword: this.keyword,
          organizeId: this.$store.state.user.userInfo.departmentId,
          source: this.source,
          depType: this.depType
        }).then(res => {
          this.treeData2 = res.data;
          this.loading = false;
        });
      } else if (this.activeName === "subordinates") {
        this.loading = true;
        getSubordinates(this.keyword).then(res => {
          this.treeData3 = res.data;
          this.loading = false;
        });
      } else {
        this.loading = false;
      }
    },
    getAllList() {
      this.loading = true;
      if (this.keyword) this.nodeId = "1";
      if (this.source && this.source == "contract") {
        this.nodeId = this.$store.getters.userInfo.organizeId;

        getImUserSelectorNew(
          this.nodeId,
          this.keyword,
          this.nodeId,
          "contract",
          this.depType
        ).then(res => {
          this.treeData = res.data.list;
          this.loading = false;
        });
      } else {
        getImUserSelector(this.nodeId, this.keyword).then(res => {
          this.treeData = res.data.list;
          this.loading = false;
        });
      }
    },
    loadNode(node, resolve) {
      if (node.level === 0) {
        this.nodeId = "1";
        return resolve(this.treeData);
      }
      this.nodeId = node.data.id;
      if (this.source && this.source == "contract") {
        getImUserSelectorNew(
          this.nodeId,
          "",
          this.$store.getters.userInfo.organizeId,
          "contract"
        ).then(res => {
          resolve(res.data.list);
        });
      } else {
        getImUserSelector(this.nodeId).then(res => {
          resolve(res.data.list);
        });
      }
    },
    handleNodeClick(data) {
      if (data.type !== "user") return;
      this.handleNodeClick2(data);
    },
    handleNodeClick2(data) {
      const boo = this.selectedData.some(o => o.id === data.id);
      if (boo) return;
      const item = {
        id: data.id,
        fullName: data.fullName
      };
      this.multiple
        ? this.selectedData.push(item)
        : (this.selectedData = [item]);
    },
    removeAll() {
      this.selectedData = [];
    },
    removeData(index) {
      this.selectedData.splice(index, 1);
    },
    deleteTag(event, index) {
      this.selectedData.splice(index, 1);
      this.confirm();
      event.stopPropagation();
    },
    handleClearClick(event) {
      this.selectedData = [];
      this.confirm();
      event.stopPropagation();
    },
    resetInputWidth() {
      this.inputWidth = this.$refs.reference.$el.getBoundingClientRect().width;
    },
    handleResize() {
      this.resetInputWidth();
      if (this.multiple) this.resetInputHeight();
    },
    resetInputHeight() {
      if (this.collapseTags) return;
      this.$nextTick(() => {
        if (!this.$refs.reference) return;
        let inputChildNodes = this.$refs.reference.$el.childNodes;
        let input = [].filter.call(
          inputChildNodes,
          item => item.tagName === "INPUT"
        )[0];
        const tags = this.$refs.tags;
        const tagsHeight = tags
          ? Math.round(tags.getBoundingClientRect().height)
          : 0;
        const sizeInMap = this.initialInputHeight || 40;
        input.style.height =
          this.selectedData.length === 0
            ? sizeInMap + "px"
            : Math.max(
              tags ? tagsHeight + (tagsHeight > sizeInMap ? 6 : 0) : 0,
              sizeInMap
            ) + "px";
      });
    }
  }
};
</script>
